2564451

Information

• Patent Grant
• 2564451

• References
• Source

• Patent Number

  2,564,451

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1951
  73 years ago

• CPC

  • B26D1/445 - for thin material
  • B26F1/14 - Punching tools Punching dies
  • Y10T408/8957 - and having stepped cutting edges

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool